4 x 4 Ft Pool Pillows for Above Ground Pools, PRI Heavy Duty Pool Closing Kit for Above Ground, Upgraded 0.5mm PVC Cold-Resistant Inflatable Air Pillow for Winterizing, with 49.2ft Rope

[STOP YOUR POOL FROM RIPPING ALL WINTER!] As it freezes and expands, water in above-ground pools can make the walls crack. Pool pillows for above-ground pools are a solution：Pool pillows serve as 'ice compensators', float on the surface of the water during winter, help to distribute the pressure of ice as it forms on the pool's surface. Efficiently protect your pool from winter damage.

[0.5MM COLD-RESISTANT&HIGH-DENSITY MATERIAL]  pool pillows for closing winter are made from 0.5mm PVC(almost 3 times thicker than the standard 0.15 mm), very durable and won’t easily leak, tear or deflate even at temperatures as low as −10°F (−25°C), What's more,it can also handle the heat up to 180°F (80° C), ensure your pool remains functional and enjoyable for years to come.

【DOUBLE LAYER VALVE & EASY TO INFLATE】pool closing kit for above ground is equipped with an updated dual boston valve, allows inflating and deflating 10X faster,more convenient and airtight to last all season.(Note: Air pump not included) Inflate the air pillow for above ground pools to 70%-80% of its full capacity to allow the pool closing pillow to expand and contract. Please close the 2-stage valve caps tightly to avoid air-leaking.

【KEEPS POOL PILLOWS IN THE CENTER】6 sizes of pool air pillows: 4Ft, 5Ft , 6FT, 7FT, 8.2FT and11.8FT are available, you can choose the best one based on the size of the pool and the severity of winter weather. The 4 reinforced grommets and the 50ft ropes keeps the pool air cover pillows for above ground pool at the pool center, This ensures that the inflatable pillow does not move around in the water, that the pressure of the ice cubes on the pool is evenly distributed when it freezes.

[MULTIFUNCTION&COST-EFFECTIVE] While primarily used for winterizing pools, pool pillows can also be used in other seasons for maintenance tasks such as helping to adjust water levels. Absolutely a cost-effective investment in extending the life of your pool and reducing maintenance expenses. Air pillows can also be used in other water features like hot tubs or decorative ponds, to mitigate ice damage and preserve the integrity of the structure.